/**
 * Copyright 2009-2018 the original author or authors.
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.ibatis.type;

import java.sql.CallableStatement;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;

/**
 * @author Clinton Begin
 */
public class ShortTypeHandler extends BaseTypeHandler<Short> {

    @Override
    public void setNonNullParameter(PreparedStatement ps, int i, Short parameter, JdbcType jdbcType)
            throws SQLException {
        ps.setShort(i, parameter);
    }

    @Override
    public Short getNullableResult(ResultSet rs, String columnName)
            throws SQLException {
        short result = rs.getShort(columnName);
        return (result == 0 && rs.wasNull()) ? null : result;
    }

    @Override
    public Short getNullableResult(ResultSet rs, int columnIndex)
            throws SQLException {
        short result = rs.getShort(columnIndex);
        return (result == 0 && rs.wasNull()) ? null : result;
    }

    @Override
    public Short getNullableResult(CallableStatement cs, int columnIndex)
            throws SQLException {
        short result = cs.getShort(columnIndex);
        return (result == 0 && cs.wasNull()) ? null : result;
    }
}
